92 lines
1.5 KiB
ArmAsm
92 lines
1.5 KiB
ArmAsm
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# sh testcase for fdiv
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# mach: sh
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# as(sh): -defsym sim_cpu=0
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.include "testutils.inc"
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start
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fdiv_single:
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# Single test
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set_grs_a5a5
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set_fprs_a5a5
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single_prec
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# 1.0 / 0.0 should be INF
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# (and not crash the sim).
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fldi0 fr0
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fldi1 fr1
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fdiv fr0, fr1
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assert_fpreg_x 0x7f800000, fr1
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# 0.0 / 1.0 == 0.0.
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fldi0 fr0
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fldi1 fr1
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fdiv fr1, fr0
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assert_fpreg_x 0, fr0
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# 2.0 / 1.0 == 2.0.
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fldi1 fr1
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fldi1 fr2
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fadd fr2, fr2
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fdiv fr1, fr2
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assert_fpreg_i 2, fr2
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# (1.0 / 2.0) + (1.0 / 2.0) == 1.0.
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fldi1 fr1
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fldi1 fr2
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fadd fr2, fr2
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fdiv fr2, fr1
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# fr1 should contain 0.5.
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fadd fr1, fr1
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assert_fpreg_i 1, fr1
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test_grs_a5a5
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assert_fpreg_i 2, fr2
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test_fpr_a5a5 fr3
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test_fpr_a5a5 fr4
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test_fpr_a5a5 fr5
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test_fpr_a5a5 fr6
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test_fpr_a5a5 fr7
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test_fpr_a5a5 fr8
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test_fpr_a5a5 fr9
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test_fpr_a5a5 fr10
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test_fpr_a5a5 fr11
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test_fpr_a5a5 fr12
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test_fpr_a5a5 fr13
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test_fpr_a5a5 fr14
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test_fpr_a5a5 fr15
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fdiv_double:
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# Double test
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set_grs_a5a5
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set_fprs_a5a5
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# (1.0 / 2.0) + (1.0 / 2.0) == 1.0.
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fldi1 fr1
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fldi1 fr2
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# This add must be in single precision. The rest must be in double.
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fadd fr2, fr2
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double_prec
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_s2d fr1, dr0
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_s2d fr2, dr2
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fdiv dr2, dr0
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# dr0 should contain 0.5.
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# double it, expect 1.0.
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fadd dr0, dr0
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assert_dpreg_i 1, dr0
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assert_dpreg_i 2, dr2
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test_grs_a5a5
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test_fpr_a5a5 fr4
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test_fpr_a5a5 fr5
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test_fpr_a5a5 fr6
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test_fpr_a5a5 fr7
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test_fpr_a5a5 fr8
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test_fpr_a5a5 fr9
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test_fpr_a5a5 fr10
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test_fpr_a5a5 fr11
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test_fpr_a5a5 fr12
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test_fpr_a5a5 fr13
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test_fpr_a5a5 fr14
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test_fpr_a5a5 fr15
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pass
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exit 0
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